1/* v3_info.c */
2/*
3 * Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL project
4 * 1999.
5 */
6/* ====================================================================
7 * Copyright (c) 1999 The OpenSSL Project. All rights reserved.
8 *
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
11 * are met:
12 *
13 * 1. Redistributions of source code must retain the above copyright
14 * notice, this list of conditions and the following disclaimer.
15 *
16 * 2. Redistributions in binary form must reproduce the above copyright
17 * notice, this list of conditions and the following disclaimer in
18 * the documentation and/or other materials provided with the
19 * distribution.
20 *
21 * 3. All advertising materials mentioning features or use of this
22 * software must display the following acknowledgment:
23 * "This product includes software developed by the OpenSSL Project
24 * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
25 *
26 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
27 * endorse or promote products derived from this software without
28 * prior written permission. For written permission, please contact
29 * licensing@OpenSSL.org.
30 *
31 * 5. Products derived from this software may not be called "OpenSSL"
32 * nor may "OpenSSL" appear in their names without prior written
33 * permission of the OpenSSL Project.
34 *
35 * 6. Redistributions of any form whatsoever must retain the following
36 * acknowledgment:
37 * "This product includes software developed by the OpenSSL Project
38 * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
39 *
40 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
41 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
42 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
43 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
44 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
45 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
46 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
47 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
49 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
50 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
51 * OF THE POSSIBILITY OF SUCH DAMAGE.
52 * ====================================================================
53 *
54 * This product includes cryptographic software written by Eric Young
55 * (eay@cryptsoft.com). This product includes software written by Tim
56 * Hudson (tjh@cryptsoft.com).
57 *
58 */
59
60#include <stdio.h>
61#include <string.h>
62
63#include <openssl/asn1.h>
64#include <openssl/asn1t.h>
65#include <openssl/buf.h>
66#include <openssl/conf.h>
67#include <openssl/err.h>
68#include <openssl/mem.h>
69#include <openssl/obj.h>
70#include <openssl/x509v3.h>
71
72static STACK_OF(CONF_VALUE) *i2v_AUTHORITY_INFO_ACCESS(X509V3_EXT_METHOD
73 *method, AUTHORITY_INFO_ACCESS
74 *ainfo, STACK_OF(CONF_VALUE)
75 *ret);
76static AUTHORITY_INFO_ACCESS *v2i_AUTHORITY_INFO_ACCESS(X509V3_EXT_METHOD
77 *method,
78 X509V3_CTX *ctx,
79 STACK_OF(CONF_VALUE)
80 *nval);
81
82const X509V3_EXT_METHOD v3_info = { NID_info_access, X509V3_EXT_MULTILINE,
83 ASN1_ITEM_ref(AUTHORITY_INFO_ACCESS),
84 0, 0, 0, 0,
85 0, 0,
86 (X509V3_EXT_I2V) i2v_AUTHORITY_INFO_ACCESS,
87 (X509V3_EXT_V2I)v2i_AUTHORITY_INFO_ACCESS,
88 0, 0,
89 NULL
90};
91
92const X509V3_EXT_METHOD v3_sinfo = { NID_sinfo_access, X509V3_EXT_MULTILINE,
93 ASN1_ITEM_ref(AUTHORITY_INFO_ACCESS),
94 0, 0, 0, 0,
95 0, 0,
96 (X509V3_EXT_I2V) i2v_AUTHORITY_INFO_ACCESS,
97 (X509V3_EXT_V2I)v2i_AUTHORITY_INFO_ACCESS,
98 0, 0,
99 NULL
100};
101
102ASN1_SEQUENCE(ACCESS_DESCRIPTION) = {
103 ASN1_SIMPLE(ACCESS_DESCRIPTION, method, ASN1_OBJECT),
104 ASN1_SIMPLE(ACCESS_DESCRIPTION, location, GENERAL_NAME)
105} ASN1_SEQUENCE_END(ACCESS_DESCRIPTION)
106
107IMPLEMENT_ASN1_FUNCTIONS(ACCESS_DESCRIPTION)
108
109ASN1_ITEM_TEMPLATE(AUTHORITY_INFO_ACCESS) =
110 ASN1_EX_TEMPLATE_TYPE(ASN1_TFLG_SEQUENCE_OF, 0, GeneralNames, ACCESS_DESCRIPTION)
111ASN1_ITEM_TEMPLATE_END(AUTHORITY_INFO_ACCESS)
112
113IMPLEMENT_ASN1_FUNCTIONS(AUTHORITY_INFO_ACCESS)
114
115static STACK_OF(CONF_VALUE) *i2v_AUTHORITY_INFO_ACCESS(
116 X509V3_EXT_METHOD *method, AUTHORITY_INFO_ACCESS *ainfo,
117 STACK_OF(CONF_VALUE) *ret)
118{
119 ACCESS_DESCRIPTION *desc;
120 size_t i;
121 int nlen;
122 char objtmp[80], *ntmp;
123 CONF_VALUE *vtmp;
124 STACK_OF(CONF_VALUE) *tret = ret;
125
126 for (i = 0; i < sk_ACCESS_DESCRIPTION_num(ainfo); i++) {
127 STACK_OF(CONF_VALUE) *tmp;
128
129 desc = sk_ACCESS_DESCRIPTION_value(ainfo, i);
130 tmp = i2v_GENERAL_NAME(method, desc->location, tret);
131 if (tmp == NULL)
132 goto err;
133 tret = tmp;
134 vtmp = sk_CONF_VALUE_value(tret, i);
135 i2t_ASN1_OBJECT(objtmp, sizeof objtmp, desc->method);
136 nlen = strlen(objtmp) + strlen(vtmp->name) + 5;
137 ntmp = OPENSSL_malloc(nlen);
138 if (ntmp == NULL)
139 goto err;
140 BUF_strlcpy(ntmp, objtmp, nlen);
141 BUF_strlcat(ntmp, " - ", nlen);
142 BUF_strlcat(ntmp, vtmp->name, nlen);
143 OPENSSL_free(vtmp->name);
144 vtmp->name = ntmp;
145
146 }
147 if (ret == NULL && tret == NULL)
148 return sk_CONF_VALUE_new_null();
149
150 return tret;
151 err:
152 OPENSSL_PUT_ERROR(X509V3, ERR_R_MALLOC_FAILURE);
153 if (ret == NULL && tret != NULL)
154 sk_CONF_VALUE_pop_free(tret, X509V3_conf_free);
155 return NULL;
156}
157
158static AUTHORITY_INFO_ACCESS *v2i_AUTHORITY_INFO_ACCESS(X509V3_EXT_METHOD
159 *method,
160 X509V3_CTX *ctx,
161 STACK_OF(CONF_VALUE)
162 *nval)
163{
164 AUTHORITY_INFO_ACCESS *ainfo = NULL;
165 CONF_VALUE *cnf, ctmp;
166 ACCESS_DESCRIPTION *acc;
167 size_t i;
168 int objlen;
169 char *objtmp, *ptmp;
170 if (!(ainfo = sk_ACCESS_DESCRIPTION_new_null())) {
171 OPENSSL_PUT_ERROR(X509V3, ERR_R_MALLOC_FAILURE);
172 return NULL;
173 }
174 for (i = 0; i < sk_CONF_VALUE_num(nval); i++) {
175 cnf = sk_CONF_VALUE_value(nval, i);
176 if (!(acc = ACCESS_DESCRIPTION_new())
177 || !sk_ACCESS_DESCRIPTION_push(ainfo, acc)) {
178 OPENSSL_PUT_ERROR(X509V3, ERR_R_MALLOC_FAILURE);
179 goto err;
180 }
181 ptmp = strchr(cnf->name, ';');
182 if (!ptmp) {
183 OPENSSL_PUT_ERROR(X509V3, X509V3_R_INVALID_SYNTAX);
184 goto err;
185 }
186 objlen = ptmp - cnf->name;
187 ctmp.name = ptmp + 1;
188 ctmp.value = cnf->value;
189 if (!v2i_GENERAL_NAME_ex(acc->location, method, ctx, &ctmp, 0))
190 goto err;
191 if (!(objtmp = OPENSSL_malloc(objlen + 1))) {
192 OPENSSL_PUT_ERROR(X509V3, ERR_R_MALLOC_FAILURE);
193 goto err;
194 }
195 BUF_strlcpy(objtmp, cnf->name, objlen + 1);
196 acc->method = OBJ_txt2obj(objtmp, 0);
197 if (!acc->method) {
198 OPENSSL_PUT_ERROR(X509V3, X509V3_R_BAD_OBJECT);
199 ERR_add_error_data(2, "value=", objtmp);
200 OPENSSL_free(objtmp);
201 goto err;
202 }
203 OPENSSL_free(objtmp);
204
205 }
206 return ainfo;
207 err:
208 sk_ACCESS_DESCRIPTION_pop_free(ainfo, ACCESS_DESCRIPTION_free);
209 return NULL;
210}
211
212int i2a_ACCESS_DESCRIPTION(BIO *bp, ACCESS_DESCRIPTION *a)
213{
214 i2a_ASN1_OBJECT(bp, a->method);
215#ifdef UNDEF
216 i2a_GENERAL_NAME(bp, a->location);
217#endif
218 return 2;
219}
220